Assistant Secretary means the Assistant Secretary of Labor for Occupational Safety and Health or the person or persons to whom he or she delegates authority under the Act.

Complainant means the employee who filed a complaint under the Act or on whose behalf a complaint was filed.

Employee means an individual presently or formerly working for a person owning or operating a pipeline facility or a contractor or subcontractor of such a person, an individual applying to work for a person owning or operating a pipeline facility or a contractor or subcontractor of such a person, or an individual whose employment could be affected by a person owning or operating a pipeline facility or a contractor or subcontractor of such a person.

Employer means a person owning or operating a pipeline facility or a contractor or subcontractor of such a person.

Gas pipeline facility includes a pipeline, a right of way, a facility, a building, or equipment used in transporting gas or treating gas during its transportation.

Hazardous liquid pipeline facility includes a pipeline, a right of way, a facility, a building, or equipment used or intended to be used in transporting hazardous liquid.

Named person means the person alleged to have violated the Act.

OSHA means the Occupational Safety and Health Administration of the United States Department of Labor.

Person means a corporation, company, association, firm, partnership, joint stock company, an individual, a State, a municipality, and a trustee, receiver, assignee, or personal representative of a person.